OEM Restraints System Part Replacement Search
2021 Mercedes-Benz CLA-Class Coupe
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DISABLE PROCEDURE AND TIME (Always Check Service Manual)
Before beginning with:• body repairs
• Work on airbags or emergency tensioning retractors (removal, installation)
• Work on components associated with airbags or emergency tensioning retractors, or which require access to their electric circuit, e.g. for removal of the steering wheel:
1) Disconnect and isolate the battery ground line.
Before commencing welding work:
1. Switch off ignition and store transmitter key aoutside of transmiter range (min. 2 m).
2. Disconnect/insulate ground line from battery.
3. Remove connector from the control unit for the airbags and emergency tensioning retractors
The supplemental restraint system must always be tested with a diagnosis system.
REV: 10/2024
PARTS THAT MUST BE REPLACED FOLLOWING A DEPLOYMENT
The generated gas flow deploys the airbag or tensions the belt strap (if equipped). Defective or damaged pyrotechnical components • must always be replaced:• Driver airbag [AIRBAG,STEERING WHEEL]
• Front passenger airbag [AIRBAG,INSTRUMENT PNL]
• Sidebag [AIRBAG,FRONT SEAT]
• Window airbag [AIRBAG,ROOF]
• Headbag
• Kneebag [AIRBAG,KNEE BOLSTER]
• Pelvis airbag
• Emergency tensioning retractor with and without belt airbag
•Buckle emergency tensioning retractor
•Belt anchor fitting tensioner
•Pyrotechnical engine hood lifter with pyrotechnical activation (net reversible)
•Mechanical engine hood lifter with pyrotechnical activation ( not reversible)
•Pyrotechnical fuse (pyrofuse)
•Hinge trigger capsule
In the event of accidents with a driver airbag which has been triggered:
• Steering wheel
• Steering column tube [COLUMN ASSEMBLY,STRG]
must always be replaced
PARTS THAT MUST BE INSPECTED AND REPLACED IF DAMAGED
Pyrotechnical components are to be checked for external damage and replaced if necessary.If axial play or a noise is detected at the steering column tube, this must always be replaced.
Defective or damaged pyrotechnical components, control units and their sensor systems must always be replaced. Repair of or tampering with such components is not permissible.
Components that come into contact with pyrotechnical components (e.g. instrument panel, door trim, glove compartment, seats, wiring harnesses, belt straps, etc.) must always be checked for damage and be replaced if necessary. Only technically approved component combinations are permissible.
Damaged or defective attachment or bolting points of pyrotechnical components must be properly repaired or replaced.
| Additional Information |
*This matrix does not currently contain all production vehicles sold in the United States. The contents were developed in cooperation with AudaExplore, a Solera company. The contents are based on the information available at the time of publication. Updates and additions will be posted as they become available. To ensure that you are using the most recent information, always refer to vehicle maker technical information.
